420-800mm f/8.3-16 Telephoto Manual Zoom Lens Black

Provides a maximum of versatility for anyone shooting at a distance from their subject, including sports and wildlife photography
Constant f/8 maximum aperture contributes to the relatively lightweight design and compact form factor
Incorporates not only computer optical design, but also the latest optical multi-coating techniques
Process of multi-coating assures virtually flare free photographs even under adverse lighting conditions resulting in crisp, high contrast pictures
T-ring adapter is required to mount this lens to a camera body